baber/WOPTO huggingface dataset:
Patent NL-1018931-C1 (NL)
Title: Cleaning device, especially for escalator steps, uses blasting with sand or grit which has been soaked in liquid
Inventor: DUIVENBODE CORNELIS JACOBUS VA
IPC: B24C9/00
Filed: 2001-09-11
Granted: 2003-03-13
Abstract: Cleaning is carried out by blasting with sand or grit which has been soaked in water or another liquid.  An Independent claim is also included for a cleaning method using this device.
Patent NL-1033011-C1 (NL)
Title: Blinker for horse, comprises eye path secured to adjustable length strap for placing over front of head
Inventor: BREEMAN CORNELIA
IPC: A01K29/00
Filed: 2006-12-06
Granted: 2007-01-23
Abstract: The blinker comprises strap for placing over the front of the horse's head with a leather eye patch secured to it. The position of the eye patch can be altered by adjusting the length of the strap.
Patent RU-2091918-C1 (RU)
Inventor: NAKHSHIN MARK YU
IPC: H01M6/36
Filed: 1987-10-28
Granted: 1997-09-27
Abstract: FIELD: stand-by chemical current sources. SUBSTANCE: case 1 accommodates electrochemical cells 2 separated from case by layer of heat-insulating material 3 and series. connected jumpers 8, 9 made of metal foil. Each cell 2 is placed between two pyroheaters 7. Jumpers Q and 9 are folded in two. Heat-accumulating pellet 10 prepared from mixture of 48-58 mass percent of lithium chloride 22-26 mass percent of sodium chloride, and 16-30 mass percent of silicon oxide is placed at ends of bank of cells 2 and inside folded jumper 9. Thermal capacity of heat-accumulating pellet 10 is 71-89% of that of cell 2. EFFECT: improved discharge current density and enlarged operating temperature range. 1 dwg, 5 tbl
Patent RU-2067765-C1 (RU)
Title: Method for diagnosing chronic prostatitis
Inventor: POPOV ALBERT ILICH
IPC: G01N33/49
Filed: 1988-03-09
Granted: 1996-10-10
Abstract: FIELD: medicine. SUBSTANCE: method involves determining nonenzymatic fibrinolytic activity of blood plasma and prostate secretion. The value being 120-140% higher than the standard value in plasma and 150-180% higher than the standard value in prostate secretion, chronic prostatitis is diagnosed. EFFECT: enhanced accuracy of diagnosis.
Patent RU-2041984-C1 (RU)
Title: Fabric
Inventor: DZHEJMS RALF GRIN
IPC: D03D15/217
Filed: 1989-09-11
Granted: 1995-08-20
Abstract: FIELD: textile industry. SUBSTANCE: fabrics made of a mixture of high- and low-modular fibers provide high resistance to attrition with the solid surface. EFFECT: enhanced quality of fabric. 14 cl, 4 dwg, 4 tbl
Patent RU-2009302-C1 (RU)
Title: Guide for door lock key
Inventor: KAZACHKOV ALEKSANDR M
IPC: E05B15/06
Filed: 1990-02-14
Granted: 1994-03-15
Abstract: FIELD: locking-fastening parts. SUBSTANCE: input and output holes are made in walls of lock body with different diameters. Key rod is made stepped to form an end shank with diameter corresponding to diameter of output hole. Output hole diameter is smaller than input hole diameter. EFFECT: higher efficiency. 3 dwg
Patent RU-2042291-C1 (RU)
Title: Two-sided printed circuit board
Inventor: MESNIK ILYA B
IPC: H05K1/00
Filed: 1990-07-04
Granted: 1995-08-20
Abstract: FIELD: manufacturing of printed circuit boards. SUBSTANCE: device has dielectric base with holes and contact points which are located according to coordinate grid, setting places which are shaped as flat plates for elements, power supply wires which are arranged along printed circuit board perimeter on its both sides. Contact points for power supply wires and flat plates have screwed contact rods which are mounted on one side of printed circuit board. Contact rods for power supply are mounted with space for one rod. Contact rods of flat plates are spaced by interval that is equal to or factor of space between holes in dielectric base. EFFECT: increased functional capabilities. 2 dwg
Patent RU-2013743-C1 (RU)
Inventor: OSTROVSKIJ GEORGIJ M
IPC: F28D15/02
Filed: 1990-10-08
Granted: 1994-05-30
Abstract: Использование: для преобразования тепловой энергии и получения механической или электрической энергии. Сущность изобретения: испаряют жидкость, ее пары транспортируют в адиабатических условиях, затем их конденсируют. Конденсат срабатывают на машине преобразования. Зону конденсации размещают над зоной испарения на высоте Н, определяемой приведенного в формуле изобретения выражения. 1 ил.
Patent RU-2018025-C1 (RU)
Title: Internal combustion engine electronic ignitor
Inventor: SAFRONOV VASILIJ I
IPC: F02P3/04
Filed: 1990-10-16
Granted: 1994-08-15
Abstract: FIELD: electronics. SUBSTANCE: ignitor has voltage converter, storage capacitor, thyristor keys, contactless ignition distributor, ignition coils. The device has capacitive power storages of the main ignition arc which are connected to a body, to the voltage converter and in series - to the secondary winding of the ignition coils, the central electrode of an ignition spark. The ignitor also has an advance ignition angle regulator which inputs are connected to the contactless ignition distributor, and the outputs - to the thyristor keys and the voltage converter. EFFECT: improved engine efficiency. 2 dwg
Patent RU-2005414-C1 (RU)
Inventor: ZAKHAROV ANDREJ G
IPC: A61B6/00
Filed: 1990-10-25
Granted: 1994-01-15
Abstract: FIELD: medicine. SUBSTANCE: in acute period of aneurism rupture the angiography is carried out and the obtained angiogram is used to localize the roentgenometrical points: point C in direct projection, point A in front projection, and point M of middle brain artery. Roentgenometrical points A, M, and C are determined at a distance of 5 mm from bifurcation of inner carotid artery. Roentgenometry of inner carotid artery is carried out in side projection in the following points: C 1  - more distally from opening of posterior communicating artery; C 2  - more proximally to opening of posterior communicating artery; C 3  - more distally from cavernous portion of inner carotid artery; C 5  - more proximally to cavernous portion of inner carotid artery; C 6  - at the level of the first cervical vertebra. The produced data are inserted into the formula K=(C+A+M+C 1 +C 2 +C 3 )/(C 5 +C 6 ) for determining diagnosing coefficient K. If K is less than 1.98, a spasm of brain arteries is diagnosed. EFFECT: higher accuracy of diagnosis in acute period of spontaneous subarachnoid hemorrhages.
Patent RU-2018629-C1 (RU)
Title: Method for well completion
Inventor: ZHURAVLEV GENNADIJ I
IPC: E21B33/13
Filed: 1990-10-29
Granted: 1994-08-30
Abstract: FIELD: well completion. SUBSTANCE: method includes drilling-in, running casing into well, and injection of cement mortar. Injected between portions of cement mortar is portion of viscoelastic compound with stable properties. It is provided above producing formation under condition that hydrostatic pressure of columns of overlying portion of cement mortal and portion of viscoelastic compound exceeding formation pressure is transmitted to lower elevation of viscoelastic compound. EFFECT: higher efficiency due to provision of improved sealing of casing string-borehole annulus.
Patent RU-2008602-C1 (RU)
Title: Heat exchanger plate
Inventor: GENERALOV ALEKSANDR F
IPC: F28F3/08
Filed: 1990-10-22
Granted: 1994-02-28
Abstract: FIELD: food industry. SUBSTANCE: heat exchanger plate has peripheral sealing slot and heat exchange medium inlet and outlet holes. Corrugated surface of plate has alternating groups of parallel corrugations of different height arranged at angle to corrugations of adjacent plates in pack. Corrugations have common base plane of projections and valleys. To form peripheral zone of equal-height corrugations arranged along sealing slot, local height of low corrugations is increased to height of high corrugations. All corrugations can be arranged on surface at equal pitch between their projections. EFFECT: enhanced sealing of plates. 2 cl, 9 dwg
Patent RU-2007570-C1 (RU)
Inventor: ILIN ALEKSANDR I
IPC: E21C41/26
Filed: 1990-12-17
Granted: 1994-02-15
Abstract: FIELD: mining industry. SUBSTANCE: contour trench is driven within weak bedrock base along lower edge of formed dump or along exterior boundary of assigned area. There are given dependencies for determination of width and depth of trench, length of section of trench and time of standing of slope of dump with unfilled trench. EFFECT: increased capacity of reconstructed dump, improved stability of dump and minimal assigned area. 2 cl, 5 dwg
Patent RU-2008714-C1 (RU)
Inventor: KARASEV ALEKSANDR I
IPC: G03B13/24
Filed: 1990-12-17
Granted: 1994-02-28
Abstract: Использование: в фототехнике, в частности в оборудовании фотосалонов. Сущность изобретения заключается в том, что в установку для фотосъемки, включающую ретрорефлексный экран, съемный аппарат, проектор с осветительной системой, светоделительное полупрозрачное зеркало, установленное в точке пересечения оптических осей съемочного аппарата и проектора, и осветители, введены черный экран, установленный за ретрорефлексным экраном, шторно-щелевой затвор съемочного аппарата, выполненного в виде фотоаппарата с центральным затвором, и привод взаимосвязанного синхронного перемещения щели шторно-щелевого затвора съемочного аппарата, ретрорефлексного экрана, выполненного в виде полосы, размеры которой оптически сопряжены с размерами щели шторно-щелевого затвора, и осветительной системы проектора. 5 ил.
Patent RU-2055243-C1 (RU)
Title: Part joint
Inventor: SOKOLOV ANATOLIJ NIKOLAEVICH
IPC: F16B2/22
Filed: 1990-12-21
Granted: 1996-02-27
Abstract: FIELD: mechanical engineering. SUBSTANCE: rolling bodies are fit with interference in the space between the male and female parts. The rolling bodies have various diameters and provided with the flexible sections which are in contact with the parts to be joined. EFFECT: enhanced reliability. 2 cl, 3 dwg
Patent RU-2066273-C1 (RU)
Inventor: PETER GOLETTS
IPC: A01N25/02
Filed: 1991-05-22
Granted: 1996-09-10
Abstract: The agent according to the invention for preserving wood and woodbase materials is composed of  alpha -[[2-(4-chlorophenyl)-ethyl]-  alpha -(1,1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol, 0.2 to 2.3 % by weight, preferably 0.3 to 1.2 % by weight, of a fungicidal carbamate, namely 3-iodo-2-propynylbutyl carbamate or methylbenzimidazol-2-yl carbamate, 1.0 to 5.0 % by weight, preferably 2.0 to 3.0 % by weight, of 2,2,4-trimethyl-1,3-pentadiol monoisobutyrate and more than 89 % by weight, preferably more than 96 % by weight, of a mixture composed of a binder and/or fixative and/or at least one diluent, water and, if appropriate, at least one emulsifier and/or wetting agent.
Patent RU-2016401-C1 (RU)
Title: Method for determination of corrosion resistance of materials
Inventor: PETROV MARK G
IPC: G01N17/00
Filed: 1991-01-09
Granted: 1994-07-15
Abstract: FIELD: nondestructive methods for determination of corrosion resistance characteristics of materials undergoing fatigue failure. SUBSTANCE: method includes measurement of internal friction before and after testing for corrosion resistance on specimens of two types with different ratio of characteristic sizes D 1  and D 2  taken from condition 1.5≅ D 1 /D 2 ≅ 2. Then, thickness of layer affected by corrosion is determined in specimens by variation of internal friction and also increment of internal friction in it. Corrosion resistance is determined by these parameters. In this case, test results do not depend on specimen geometric parameters and clearly characterize the conditions of material layer attached by corrosion. EFFECT: higher confidence in determination of material resistance to corrosion. 1 dwg
Patent RU-2016565-C1 (RU)
Title: Method of treating affected foot and shin
Inventor: VORONIN BORIS V
IPC: A61H35/00
Filed: 1991-02-25
Granted: 1994-07-30
Abstract: FIELD: medicine. SUBSTANCE: this method prescribes taking daily local curative water bath and at the same time brushing extremity (around and at right angles) and using carbon dioxide during 12 to 15 min. EFFECT: disclosed method allows speeding up recovery and enlarging amplitude of articulation movement. 4 dwg
Patent RU-2008648-C1 (RU)
Inventor: BELOV YURIJ YA
IPC: G01N9/00
Filed: 1991-04-18
Granted: 1994-02-28
Abstract: Использование: при обосновании емкостных параметров в практике подсчета запасов месторождений нефти и газа. Сущность изобретения: из отобранного при бурении керна выделяют образец, взвешивают его в воздухе и парафинируют. Парафинированный образец снова взвешивают в жидкости и в воздухе и помещают в экстракционный аппарат. После экстракции из образца воды и углеводородов его дезинтегрируют и определяют минералогическую плотность породы и объем твердой фазы с последующим вычислением объемов пор образца и самого образца. Расчет коэффициентов пористости водо- и нефтенасыщенности проводят по стандартным соотношениям.
Patent RU-2032165-C1 (RU)
Title: Gear for fatigue testing of articles with resonators
Inventor: KHRANTSKEVICH VIKTOR VLADIMIRO
IPC: G01N3/38
Filed: 1991-05-06
Granted: 1995-03-27
Abstract: FIELD: testing equipment. SUBSTANCE: gear including circuit of automatic keeping of acceleration amplitude is supplemented with circuit of automatic phase tuning of frequency. Stabilization of level of load on articles is carried out simultaneously with tuning of excitation frequency to resonance frequency of resonator which changes in process of testing. EFFECT: enhanced reliability and precision of testing. 2 dwg
Patent RU-2005348-C1 (RU)
Inventor: MAKAROV VLADIMIR P
IPC: A01G23/097
Filed: 1991-05-20
Granted: 1994-01-15
Abstract: Использование: в лесной промышленности.  Сущность изобретени : лесозаготовительна  машина  включает самоходное шасси 1, загрузочное  устройство 3, механизм 4 обрезки сучьев, протаскивающий  механизм в виде верхнего и нижнего приводных  элементов, причем нижний приводной элемент  выполнен в виде гусеницы 5 самоходного  шасси, и аутригеры 13 - с приводами 14. Машина  снабжена коником 8 в виде установленных на самоходном  шасси приводных рычагов 7, причем  верхний приводной элемент протаскивающего механизма  установлен на наружной стороне приводного  рычага 7, а механизм 4 обрезки сучьев установлен  сзади самоходного шасси с возможностью  его поворота в вертикальной поперечной плоскости  машины Протаскивающий и сучкорезные механизмы  установлены с обоих бортов самоходного шасси . Машина снабжена приводным пильным механизмом  12, который установлен спериди самоходного  шасси 2 здф-лы, 3 ил.
Patent RU-2004932-C1 (RU)
Title: Указатель переменного напр жени
Inventor: SURVILLO BORIS A
IPC: G01R19/00
Filed: 1991-05-21
Granted: 1993-12-15
Abstract: Изобретение относитс  к устройствам техники  безопасности, а именно к указател м переменного  напр жени  Цель изобретени  - повышение надежности  сигнализации Это достигаетс  тем. что в известный указатель напр жени  дополнительно  ввод тс  накопитель электрической энергии емкостного  типа, пороговый блок, исполнительный  элемент и управл емый ключ В предлагаемом указателе  активный элемент индикации - газоразр дна  лампа - заменен на пассивный - пластину,  имеющую два сектора - красный и зеленый, которые  поочередно по вл ютс  в окне указател  в зависимости  от наличи  или отсутстви  на токоведу-  щей шике рабочего напр жени  1 ил
Patent RU-2030771-C1 (RU)
Title: Mechanism of adjustment of binoculars for sharpness
Inventor: SOKOLOV BORIS I
IPC: G02B23/00
Filed: 1991-07-22
Granted: 1995-03-10
Abstract: FIELD: instrumentation engineering. SUBSTANCE: ratchet teeth of key lever are positioned on arc-shaped lever on one axle with figure lever. They all are spring-loaded relative to each other. EFFECT: simplified design, improved reliability and efficiency. 3 dwg
Patent RU-2054727-C1 (RU)
Title: Трехфазный общий газовый выключатель резервуарного типа (его варианты)
Inventor: KHIROKHIKO YATSUZUKA
IPC: H01H33/24
Filed: 1991-09-13
Granted: 1996-02-20
Abstract: Сущность: трехфазный общий газовый выключатель резервуарного типа имеет цилиндрический заземленный резервуар, наполненный изолирующим газом, в котором установлены три комплекта прерывателей для трех фаз электрической цепи. Каждый комплект прерывателей состоит из параллельно соединенных прерывателя, имеющего неподвижный и подвижный контакты, конденсаторного средства и шунтирующего резистора. Прерыватели трех фаз расположены с интервалом относительно друг друга по окружности резервуара и имеют геометрические оси, проходящие аксиально внутри резервуара. Шунтирующий резистор каждой фазы расположен с одной боковой стороны прерывателя, смежной с соседним прерывателем другой фазы, а конденсаторное средство каждой фазы расположено на внутренней и наружной сторонах прерывателя, в результате чего радиальный и осевой размеры заземленного резервуара могут быть уменьшены. 2 с. и 6 з. п. ф-лы, 5 ил.
Patent RU-2016040-C1 (RU)
Title: Адгезионная композиция
Inventor: ERCHENKOV VIKTOR V
IPC: C09J123/06
Filed: 1991-09-09
Granted: 1994-07-15
Abstract: Использование: в качестве адгезивов в защитных противокоррозионных покрытиях, клеев-расплавов и герметиков. Сущность изобретения: адгезионная композиция содержит, %: слюду молотую 1 - 10; олигомер 2,2,4-триметил-1,2-дигидрохинолина 0,5 - 4,0; полиэтилен или сополимер этилена с винилацетатом - остальное до 100. Композицию готовят смешиванием компонентов на вальцах при 160 - 170°С в течение 5 мин или на смесителях червячного или роторного типа. Характеристики адгезионной композиции: адгезионная прочность при отслаивании исходная 23 кгс/см, после выдержки в воде в течение 1000 ч при 20°С 22 кгс/см, при 60°С 22 кгс/см, адгезионная прочность при отслаивании после выдержки в воде в течение 1000 ч при 20°С 22 кгс/см, при 60°С 22 кгс/см, адгезионная прочность при отслаивании после выдержки в щелочной среде рН11 при 60°С в течение 1000 ч 16 кгс/см, катодное отслаивание при 20°С в 3%-ном растворе NaCl через 30 сут 5,3 мм, через 60 сут 10,2 мм, стойкость к термоциклическому воздействию, число циклов до полного отслаивания покрытия 32, индукционный период при нагревании композиции до 200°С в атмосфере кислорода при давлении 300 мм рт.ст. 60 мин. 2 табл.
Patent RU-2012878-C1 (RU)
Inventor: LEVIN FELIKS B
IPC: A61K38/54
Filed: 1991-07-19
Granted: 1994-05-15
Abstract: FIELD: medicine. SUBSTANCE: universal test band has paper with peroxidase, glucoseoxidase, ortho-tolidine, polycarboxylic acid and polymer (being treated by organic solvent) applied on said base. Mass ratio of components being peroxidase 1-3, glucoseoxidase 2-6, polycarboxylic acid 2-6, microgranulated ortho-tolidine 8-12, polypeptide polymer to 100. EFFECT: increases sensitivity of determination. 1 tbl
Patent RU-2001542-C1 (RU)
Inventor: MAJSOV IVAN A
IPC: A01B51/00
Filed: 1991-09-19
Granted: 1993-10-30
Abstract: Использование: сельскохоз йственное маши-  ноароение, точнее моаовые агрегаты дл  выполнени  сельскохоз йственных работ. Сущность изобретени  пластиковый корпус имеет на внутренней  стороне упругие захваты 2 дл  закреплени   электроснабжающих шин 3, а токосъемные щетки 4  и токовыводы 6 каждой фазы и нуль-провода фиксированы  фигурными углублени ми сделанными в  фарфоровых цилиндрических шайбах 8 Каретка  образована шайбами 8. ст нутыми в пакет болтом с  вложением разделительных фигурных шайб 11, например , из фарфора или стекла При перемещении  каретки шайбы 8 скольз т по токовыводам 6. 8 ил.
Patent RU-2024849-C1 (RU)
Inventor: GANAGO LYUBOV I
IPC: G01N21/78
Filed: 1991-07-01
Granted: 1994-12-15
Abstract: Сущность изобретения: способ осуществляется путем перевода висмута в комлексное соединение с салицилфлуороном и цетилпиридинием в интервале pH 1,9 - 2,5 в присутствии 5 - 10% ацетона. Количественную регистрацию осуществляют фотометрированием при 510 нм. Условия образования комплексного соединения: (1,0 - 1,6) 10 -4  М салицилфлуорона и (0,8 - 1,6) 10 -5  М цетилпиридиния. 2 табл.
Patent RU-2004623-C1 (RU)
Inventor: ALEKSEEV PETR G
IPC: C23C28/02
Filed: 1991-07-09
Granted: 1993-12-15
Abstract: Способ получени  комплексного износостойкого  покрыти  на рабочих поверхност х т желонагруженных  узлов трени  скольжени , включает  двухслойное комбинированное покрытие, первый слой которого осуществл ют после предварительной  лезвимсй обработки сухим фрикционным натиранием  из антифрикционного мелкодисперсного  многокомпонентного композиционного материала, а  второй слой нанос т путем химического осаждени   медной пленки после отделочно-упрочн ющей обработки  ППД Антифрикционный мелкодисперсный  многокомпонентный композиционный материал выполнен  в виде спрессованного порошкообразного  материала, включающего композиции меди, цинка,  олова, сурьмы дисульфида молибдена и тд. 1  заф-лы.
Patent RU-2079380-C1 (RU)
Inventor: GYAVGYANEN YURIJ V
IPC: B04C9/00
Filed: 1991-11-13
Granted: 1997-05-20
Abstract: FIELD: gas and liquid scrubbing. SUBSTANCE: cyclone has a body with separation chamber, inlet and outlet, rotary member with blades installed coaxially to the body on the bearing unit, partition rigidly secured to the body to form annular gap about body wall. The rotary member is installed on the partition using axle. EFFECT: highly efficient scrubbing. 7 cl, 11 dwg
Patent RU-2032704-C1 (RU)
Inventor: KABIROV RUSTEM R
IPC: C09K17/00
Filed: 1991-07-24
Granted: 1995-04-10
Abstract: FIELD: agriculture. SUBSTANCE: artificial soil contains gelling, nontoxic and water soluble polymer together with condensed extract of lucerne. Content of said polymer and lucerne extract is 0.005-0.150 and 1.5-15.0 % respectively of sapropel mass. Sapropel is wetted by water and by solution of condensed extract of lucerne. Polymer is allowed to swell, and then it is added into mentioned above mixture. EFFECT: improves quality of soil. 1 tbl
Patent RU-2016686-C1 (RU)
Title: Method for drawing base members of intricate configuration
Inventor: ANANCHENKO IGOR YU
IPC: B21D22/24
Filed: 1992-01-10
Granted: 1994-07-30
Abstract: FIELD: manufacture of vehicle parts. SUBSTANCE: lateral flanges of workpiece are clamped, and the workpiece is drawn longitudinally, after which it is finally stamped in a die. Separate portions of longitudinal flanges are clamped starting from their central portion and extending to the periphery of lateral flanges. Clamping is effected at local portions having a length of longitudinal flanges extending in succession lengthwise of said flanges and moving in the course of drawing in the direction of drawing. EFFECT: reduced metal usage, improved quality of end product. 7 dwg
Patent RU-2038532-C1 (RU)
Title: Boiler
Inventor: GRIBKOV ALEKSANDR MIKHAJLOVICH
IPC: F22B33/18
Filed: 1991-07-25
Granted: 1995-06-27
Abstract: FIELD: power engineering. SUBSTANCE: boiler has furnace 1 communicating with slag bath 4 by means of tap-hole 2 and slag hopper 3. Hopper 3, with its outlet end 5, is lowered under the water level in bath 4 with formation of waterlock 6. The boiler is provided with gas-tight-metal case 8 located in hopper 3 and with its lower end 12 lowered under the water level in bath 4 with formation of additional waterlock 13. Located in case 8 under tap-hole 2 is chamber 9, with nozzles provided with fuel atomizers 11 tangentially connected to it. The walls of chamber 9 are formed by a cooled tongued coil. EFFECT: improved design. 2 cl, 1 dwg
Patent RU-2034515-C1 (RU)
Title: Method for diagnosing pulmonary artery valve incompetence
Inventor: ONISHCHENKO EVGENIJ F
IPC: A61B5/02
Filed: 1991-11-12
Granted: 1995-05-10
Abstract: FIELD: medicine. SUBSTANCE: method involves administering loading tests to a patient after having started injecting intravenously hydrogen peroxide solution to induce enlargement of pulmonary functional vascular bed. When detected in the right ventricle after their passage through the right auricle, micro bubbles give the evidence to diagnose pulmonary artery valve incompetence. EFFECT: simplified diagnosis making in the cases of pulmonary artery valve incompetence.